Based STM32, to achieve the keyboard scanning functionality through ucosII. Complete project process. In keil platforms, open the file directly in the project directory under the user files.

UCOS-II - 键盘扫描
..................\CMSIS
..................\.....\core_cm3.c
..................\.....\core_cm3.h
..................\.....\starup
..................\.....\......\startup_stm32f10x_hd.s
..................\.....\stm32f10x.h
..................\.....\system_stm32f10x.c
..................\.....\system_stm32f10x.h
..................\FWLib
..................\.....\inc
..................\.....\...\misc.h
..................\.....\...\stm32f10x_adc.h
..................\.....\...\stm32f10x_bkp.h
..................\.....\...\stm32f10x_can.h
..................\.....\...\stm32f10x_cec.h
..................\.....\...\stm32f10x_crc.h
..................\.....\...\stm32f10x_dac.h
..................\.....\...\stm32f10x_dbgmcu.h
..................\.....\...\stm32f10x_dma.h
..................\.....\...\stm32f10x_exti.h
..................\.....\...\stm32f10x_flash.h
..................\.....\...\stm32f10x_fsmc.h
..................\.....\...\stm32f10x_gpio.h
..................\.....\...\stm32f10x_i2c.h
..................\.....\...\stm32f10x_iwdg.h
..................\.....\...\stm32f10x_pwr.h
..................\.....\...\stm32f10x_rcc.h
..................\.....\...\stm32f10x_rtc.h
..................\.....\...\stm32f10x_sdio.h
..................\.....\...\stm32f10x_spi.h
..................\.....\...\stm32f10x_tim.h
..................\.....\...\stm32f10x_usart.h
..................\.....\...\stm32f10x_wwdg.h
..................\.....\src
..................\.....\...\misc.c
..................\.....\...\stm32f10x_adc.c
..................\.....\...\stm32f10x_bkp.c
..................\.....\...\stm32f10x_can.c
..................\.....\...\stm32f10x_cec.c
..................\.....\...\stm32f10x_crc.c
..................\.....\...\stm32f10x_dac.c
..................\.....\...\stm32f10x_dbgmcu.c
..................\.....\...\stm32f10x_dma.c
..................\.....\...\stm32f10x_exti.c
..................\.....\...\stm32f10x_flash.c
..................\.....\...\stm32f10x_fsmc.c
..................\.....\...\stm32f10x_gpio.c
..................\.....\...\stm32f10x_i2c.c
..................\.....\...\stm32f10x_iwdg.c
..................\.....\...\stm32f10x_pwr.c
..................\.....\...\stm32f10x_rcc.c
..................\.....\...\stm32f10x_rtc.c
..................\.....\...\stm32f10x_sdio.c
..................\.....\...\stm32f10x_spi.c
..................\.....\...\stm32f10x_tim.c
..................\.....\...\stm32f10x_usart.c
..................\.....\...\stm32f10x_wwdg.c
..................\Listing
..................\Output
..................\UCOSII
..................\......\CONFIG
..................\......\......\includes.h
..................\......\......\os_cfg.h
..................\......\CORE
..................\......\....\os_core.c
..................\......\....\os_flag.c
..................\......\....\os_mbox.c
..................\......\....\os_mem.c
..................\......\....\os_mutex.c
..................\......\....\os_q.c
..................\......\....\os_sem.c
..................\......\....\os_task.c
..................\......\....\os_time.c
..................\......\....\os_tmr.c
..................\......\....\ucos_ii.c
..................\......\....\ucos_ii.h
..................\......\PORT
..................\......\....\os_cpu.h
..................\......\....\os_cpu_a.asm
..................\......\....\os_cpu_c.c
..................\......\....\os_dbg.c
..................\......\....\os_dbg_r.c
..................\USER
..................\....\JLink Regs CM3.txt
..................\....\JLinkLog.txt
..................\....\JLinkSettings.ini
..................\....\LED.c
..................\....\LED.h
..................\....\Systick.c
..................\....\Systick.h
..................\....\key.c
..................\....\key.h
..................\....\main.c
..................\....\os_cpu_a.lst
..................\....\startup_stm32f10x_hd.lst
..................\....\stm32f10x_conf.h
..................\....\stm32f10x_it.c
..................\....\stm32f10x_it.h
..................\....\ucosii.map

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．